export var dataTypeOption = ['int', 'bigint', 'float', 'double', 'binary', 'smallint', 'tinyint', 'bool', 'nchar']
export var privilegeOption = ['write', 'read']
export function guid() {
  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
    var r = (Math.random() * 16) | 0,
      v = c == 'x' ? r : (r & 0x3) | 0x8
    return v.toString(16)
  })
}
